4 Bit Ladder DAC Problem 3 - A/D and D/A Converters - Application of Electronics Class 12 | Summary and Q&A

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July 23, 2019
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4 Bit Ladder DAC Problem 3 - A/D and D/A Converters - Application of Electronics Class 12

TL;DR

In this video, the full-scale output voltage and analog output voltage of a 4-bit binary-weighted DAC converter are calculated based on the given input values.

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Key Insights

  • 🫦 The problem focuses on a 4-bit binary-weighted DAC converter and finding the full-scale and analog output voltages.
  • ⚡ The formula used to calculate the full-scale output voltage is 3V/2 + V/4 + V/8 + V/16.
  • ⚡ The logic 0 represents 0 volts, and the logic 1 represents 15 volts in the DAC converter.
  • ⚡ The full-scale output voltage is 14.06 volts when all inputs are 1.

Transcript

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Questions & Answers

Q: What is the full-scale output voltage of the 4-bit binary-weighted DAC converter?

The full-scale output voltage is calculated to be 14.06 volts when all inputs are 1, based on the formula 3V/2 + V/4 + V/8 + V/16.

Q: What is the analog output voltage when the input is 1011?

When the input is 1011, the analog output voltage is calculated to be 10.31 volts, using the formula V3/2 + V2/4 + V1/8 + V0/16.

Q: What does the logic 0 and logic 1 represent in the DAC converter?

In this DAC converter, the logic 0 represents 0 volts and the logic 1 represents 15 volts.

Q: How is the full-scale output voltage calculated in the DAC converter?

The full-scale output voltage is calculated using the formula 3V/2 + V/4 + V/8 + V/16, where V represents the voltage value for each input.

Summary & Key Takeaways

  • The video discusses a problem on a 4-bit binary-weighted DAC converter and how to find the full-scale output voltage and analog output voltage.

  • The DAC converter has a logic 0 representing 0 volts and a logic 1 representing 15 volts.

  • Using the formula 3V/2 + V/4 + V/8 + V/16, the full-scale output voltage is calculated to be 14.06 volts when all inputs are 1.

  • The analog output voltage is calculated to be 10.31 volts when the input is 1011.

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